Home / 136,092.24-187,811.36-74,835.24

Finding the Fourth Proportional to 136,092.24, 187,811.36 and 74,835.24

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Solution

The fourth proportional to 136,092.24, 187,811.36 and 74,835.24 is: 103,274.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,092.24 : 187,811.36 = 74,835.24 : x
  2. Step 2: Convert to fraction form
    136,092.24/187,811.36 = 74,835.24/x
  3. Step 3: Cross multiply
    136,092.24x = 187,811.36 × 74,835.24
  4. Step 4: Simplify right side
    136,092.24x = 14,054,908,200.33
  5. Step 5: Solve for x
    x = 14,054,908,200.33/136,092.24
  6. Step 6: Final answer
    x = 103,274.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.